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5050555649 is a prime number
BaseRepresentation
bin1001011010000100…
…10101110100000001
3111000222111210212122
410231002111310001
540320420240044
62153054534025
7236105005016
oct45502256401
914028453778
105050555649
1121619a8237
12b8b507315
1362647cb89
1435caa170d
151e85e0dee
hex12d095d01

5050555649 has 2 divisors, whose sum is σ = 5050555650. Its totient is φ = 5050555648.

The previous prime is 5050555597. The next prime is 5050555667. The reversal of 5050555649 is 9465550505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2709931249 + 2340624400 = 52057^2 + 48380^2 .

It is a cyclic number.

It is not a de Polignac number, because 5050555649 - 212 = 5050551553 is a prime.

It is a super-2 number, since 2×50505556492 = 51016224727291622402, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5050555049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525277824 + 2525277825.

It is an arithmetic number, because the mean of its divisors is an integer number (2525277825).

Almost surely, 25050555649 is an apocalyptic number.

It is an amenable number.

5050555649 is a deficient number, since it is larger than the sum of its proper divisors (1).

5050555649 is an equidigital number, since it uses as much as digits as its factorization.

5050555649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 675000, while the sum is 44.

The square root of 5050555649 is about 71067.2614429457. The cubic root of 5050555649 is about 1715.7198936098.

The spelling of 5050555649 in words is "five billion, fifty million, five hundred fifty-five thousand, six hundred forty-nine".